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Red Hat Bugzilla – Attachment 295360 Details for
Bug 433534
kernel-rt-2.6.24.1-24.el5rt ignores irq-affinity on some nvidia chipsets
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[patch]
patch to fix x86 64 irq smp affinity
apic-level-smp-affinity.patch (text/plain), 687 bytes, created by
Steven Rostedt
on 2008-02-20 00:17:30 UTC
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Description:
patch to fix x86 64 irq smp affinity
Filename:
MIME Type:
Creator:
Steven Rostedt
Created:
2008-02-20 00:17:30 UTC
Size:
687 bytes
patch
obsolete
>Index: linux-hack/arch/x86/kernel/io_apic_64.c >=================================================================== >--- linux-hack.orig/arch/x86/kernel/io_apic_64.c >+++ linux-hack/arch/x86/kernel/io_apic_64.c >@@ -1545,6 +1545,15 @@ static void ack_apic_level(unsigned int > move_masked_irq(irq); > unmask_IO_APIC_irq(irq); > } >+#if (defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE)) && \ >+ defined(CONFIG_PREEMPT_HARDIRQS) >+ /* >+ * With threaded interrupts, we always have IRQ_INPROGRESS >+ * when acking. >+ */ >+ else if (unlikely(irq_desc[irq].status & IRQ_MOVE_PENDING)) >+ move_masked_irq(irq); >+#endif > } > > static struct irq_chip ioapic_chip __read_mostly = {
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bug 433534
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